MCC MIIC-203 Guia do Utilizador descarregar pdf (Página 58)

S = Send Start

~xx = Send Byte (xx = 00...FF)(response = A or N)

R = Read Byte with Ack (response = ~xx)

r = Read Byte with Nak (response = ~xx)

P = Send Stop

Mid Level Sub-Commands:

0 = Send 0 Bit

1 = Send 1 Bit

? = Read Bit (response = 0 or 1)

Low Level Sub-Commands:

D = Set SDA High

d = Set SDA Low

C = Set SCL High

c = Set SCL Low

L = Read SCL (response = 0 or 1)

A = Read SDA (response = 0 or 1)

Miscellaneous Sub-Commands:

space = no action

"comment" = no action

Examples:

Master transmit three bytes to slave address 0x4e using high level, mid level, and

low level sub-commands.

High Level Command:/X S ~4e ~01 ~02 ~03 P [CR]

High Level Response: /XCCAAAA[CR]

Mid Level Command:/X S 01001110 ? 00000001 ? 00000010 ? 00000011 ? P [CR]

Mid Level Response: /XCC0000[CR]

Low Level Command:/X dc dCcDCcdCcdCcDCcDCcDCcdCc DCAc

dCcdCcdCcdCcdCcdCcdCcDCc DCAcdCcdCcdCcdCcdCcdCcDCcdCc DCAc

dCcdCcdCcdCcdCcdCcdCcDCc DCAc dCD[CR]

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MCC MIIC-203 Guia do Utilizador Página 58